Answer / pankaj kumar (iert)

connected in parallel

Answer / kva

connect the hart instrument with transmitter to be
calibrated in two wire connection.Switch on power supply
and hart instrument.Go in to calibration mode and select
the required field and fill the range by up and down
keys.Press enter.hart instrument showing the calibration
status.

Why we use 4 - 20 ma?

6 Answers   IJT, ONGC,

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can we change the range of 3151 model level transmitter of rosemount make? present calibration range is 1000mmwc and want to change it to 2000mmwc

4 Answers  

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Which standard is used for calibration of Control Valves ?

2 Answers  

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how flame detectors sense the flame.

3 Answers  

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Dear all... I have 1 0-400 duplex type RTD, I connected the A side to the temperature indicator and B side to the PLC panel, but when I have observed then found that The PLC side temp has the variation. and it was distub to other RTD temp also. so what can I do.

1 Answers  

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Relation in MMWC to Flow rate

1 Answers  

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i have one absolute pressure transmitter for the range is -400mmhg to 400mmhg. If i do the zero trim at atmosphere the transmitter should be give 4ma or 12ma? which one is correct?

2 Answers  

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i am confusing about differential pressure transmitter as i seen so many DPTs in different ranges how can we calculate level and flow with mmh20 plz tel me

1 Answers  

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Why we are using sqare root in flow?

4 Answers  

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what is diffrance between FF & SMART, explain with difination

0 Answers   Bapco Bahrain Petroleum Company,

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Can anyone say that formula of Converting the Diff. Pressure into Flow in Kg/Cm2 or any explaniation of Orifice Plate, Beta Ratio , How to calculate

1 Answers  

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whats the working principle of level transmeter?

6 Answers  

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